RCE in Claris Filemaker Cloud

CVE-2026-43685

A Remote Code Execution vulnerability in Claris FileMaker Cloud allowed a user with Admin Console privileges to inject arbitrary operating system commands through unsanitized input in the External ODBC Data Source connection test feature. This issue is fixed in FileMaker Cloud 2.22.0.5.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-43685: held from 0.005 to 0.008.

EPSS over last 30 days · oldest: 0.005 · newest: 0.008 · change: +0.004

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-43685?
CVE-2026-43685 is a high-severity vulnerability in Claris Filemaker Cloud, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-05-12.
How severe is CVE-2026-43685?
High severity. CVSS v3 base score is 7.2 out of 10.